From ea13f7c6233a38e30a1c472eafb2b045f1e2a0bb Mon Sep 17 00:00:00 2001
From: wez <wez@1665872d-e22b-0410-9e5d-a57ad4215e6d>
Date: Sat, 11 Mar 2006 18:57:05 +0000
Subject: make the build experience nicer outside of ecelerity. Add a simple
 test app. Note: we don't compile the malloc replacement component.

git-svn-id: https://labs.omniti.com/portableumem/trunk@9 1665872d-e22b-0410-9e5d-a57ad4215e6d
---
 Makefile.am  | 20 +++++++++++++-------
 misc.c       |  5 +++++
 sol_compat.h | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++----
 umem_fail.c  |  5 +++--
 umem_test.c  | 19 +++++++++++++++++++
 5 files changed, 92 insertions(+), 13 deletions(-)
 create mode 100644 umem_test.c

diff --git a/Makefile.am b/Makefile.am
index 239ca2c..1bb7373 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,4 +1,9 @@
 lib_LTLIBRARIES = libumem.la
+noinst_PROGRAMS = umem_test
+
+umem_test_SOURCES = umem_test.c
+umem_test_LDADD = -lumem -lpthread -ldl
+
 libumem_la_SOURCES =	init_lib.c \
 			umem_agent_support.c \
 			umem_fail.c \
@@ -6,13 +11,14 @@ libumem_la_SOURCES =	init_lib.c \
 			umem_update_thread.c \
 			vmem_mmap.c \
 			vmem_sbrk.c \
-			envvar.o \
-			getpcstack.o \
-			malloc.o \
-			misc.o \
-			vmem_base.o \
-			umem.o \
-			vmem.o
+			envvar.c \
+			getpcstack.c \
+			misc.c \
+			vmem_base.c \
+			umem.c \
+			vmem.c
+
+# malloc.c \
 
 # XXX: Standalone version?
 # See <http://cvs.opensolaris.org/source/xref/on/usr/src/lib/libumem/Makefile.com>
diff --git a/misc.c b/misc.c
index 0097053..aa4d63f 100644
--- a/misc.c
+++ b/misc.c
@@ -49,7 +49,10 @@
 
 #include <umem_impl.h>
 #include "misc.h"
+
+#ifdef ECELERITY
 #include "util.h"
+#endif
 
 #define	UMEM_ERRFD	2	/* goes to standard error */
 #define	UMEM_MAX_ERROR_SIZE 4096 /* error messages are truncated to this */
@@ -80,7 +83,9 @@ umem_log_enter(const char *error_str, int serious)
 	char c;
 
 	looped = 0;
+#ifdef ECELERITY
 	mem_printf(serious ? DCRITICAL : DINFO, "umem: %s", error_str);
+#endif
 
 	(void) mutex_lock(&umem_error_lock);
 
diff --git a/sol_compat.h b/sol_compat.h
index f369dc1..f419fb6 100644
--- a/sol_compat.h
+++ b/sol_compat.h
@@ -11,9 +11,15 @@
 #include <stdint.h>
 #include <pthread.h>
 
-#define INLINE inline
-#define THR_RETURN void *
-#define THR_API
+#ifdef _WIN32
+# define THR_RETURN DWORD
+# define THR_API WINAPI
+# define INLINE __inline
+#else
+# define THR_RETURN void *
+# define THR_API
+# define INLINE inline
+#endif
 
 #if defined(__MACH__) || defined(_WIN32)
 #define NO_WEAK_SYMBOLS
@@ -98,7 +104,41 @@ static INLINE int thr_create(void *stack_base,
 # define RTLD_FIRST 0
 #endif
 
-/*#include "ec_atomic.h"*/
+#ifdef ECELERITY
+# include "ec_atomic.h"
+#else
+# ifdef _WIN32
+#  define ec_atomic_inc(a)		InterlockedIncrement(a)
+#  define ec_atomic_inc64(a)    InterlockedIncrement64(a)
+# elif (defined(__i386__) || defined(__x86_64__)) && defined(__GNUC__)
+static INLINE uint_t ec_atomic_cas(uint_t *mem, uint_t with, uint_t cmp)
+{
+  uint_t prev;
+  asm volatile ("lock; cmpxchgl %1, %2"
+        : "=a" (prev)
+        : "r"    (with), "m" (*(mem)), "0" (cmp)
+        : "memory");
+  return prev;
+}
+# endif
+
+# ifndef ec_atomic_inc
+static INLINE uint_t ec_atomic_inc(uint_t *mem)
+{
+  register uint_t last;
+  do {
+    last = *mem;
+  } while (ec_atomic_cas(mem, last+1, last) != last);
+  return ++last;
+}
+# endif
+# ifndef ec_atomic_inc64
+   /* yeah, it's not great.  It's only used to bump failed allocation
+    * counts, so it is not critical right now. */
+#  define ec_atomic_inc64(a)  (*a)++
+# endif
+
+#endif
 
 #define P2PHASE(x, align)    ((x) & ((align) - 1))
 #define P2ALIGN(x, align)    ((x) & -(align))
@@ -139,4 +179,12 @@ static INLINE int __nthreads(void)
 # define _LP64 1
 #endif
 
+#ifndef MIN
+# define MIN(a,b) ((a) < (b) ? (a) : (b))
+#endif
+#ifndef MAX
+# define MAX(a,b) ((a) > (b) ? (a) : (b))
+#endif
+
+
 #endif
diff --git a/umem_fail.c b/umem_fail.c
index ca110e0..c8b63d0 100644
--- a/umem_fail.c
+++ b/umem_fail.c
@@ -126,10 +126,11 @@ umem_panic(const char *format, ...)
 	if (format[strlen(format)-1] != '\n')
 		umem_error_enter("\n");
 
+#ifdef ECELERITY
 	va_start(va, format);
-	/*ec_debug_vprintf(DCRITICAL, DMEM, format, va);*/
-        fvprintf(stderr, format, va);
+	ec_debug_vprintf(DCRITICAL, DMEM, format, va);
 	va_end(va);
+#endif
 	
 	print_stacktrace();
 
diff --git a/umem_test.c b/umem_test.c
new file mode 100644
index 0000000..113139a
--- /dev/null
+++ b/umem_test.c
@@ -0,0 +1,19 @@
+#include "umem.h"
+
+int main(int argc, char *argv[])
+{
+  char *foo;
+  
+  umem_startup(NULL, 0, 0, NULL, NULL);
+
+  foo = umem_alloc(32, UMEM_DEFAULT);
+
+  strcpy(foo, "hello there");
+
+  printf("Hello %s\n", foo);
+
+  umem_free(foo, 32);
+
+  return 0;
+}
+
-- 
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